Review Questions: Pressure and Wind
Chapter 3
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What activities can space weather influence or impact?
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What is a sunspot?
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How many years are associated with the quasi-periodic variation of sunspot activity?
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What are explosive outbursts of plasma from the Sun’s corona called?
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What atmospheric parameters always decrease with altitude?
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Why is sea-level pressure used on weather maps instead of surface pressure?
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What does the close spacing of isobars on a sea-level pressure map indicate?
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How is a moving object in Earth’s atmosphere deflected as a result of Earth’s rotation?
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What causes the Coriolis force?
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Which direction would a plane be deflected if flying from the west to east coasts of the United States?
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Where does the wind move when influenced by the pressure gradient force?
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What are enclosed areas of high pressure (circular isobars) at the surface called?
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What is a geostrophic wind?
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What is a gradient wind?
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What is an area of low pressure aloft called?
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What forces are balanced in winds aloft?
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What forces are balanced in surface winds?
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What type of surface pressure can cause ascending or vertically rising air?
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What is a boundary layer?
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What type of vertical motion is associated with an anticyclone?
